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Disclosery

LMR Partners LLP: ATAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of LMR Partners LLP on ATAT, newest first. How the timeline and the estimate are built.

LMR Partners LLP held 159,109 ATAT shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 159,109 shares
    Change vs previous 13F +33,904 shares

    0.04% of the 13F portfolio, value $5,059,666.

    13F-HR 0001578621-26-000147 filed by LMR Partners LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 125,205 shares
    Change vs previous 13F +125,205 shares

    0.04% of the 13F portfolio, value $4,608,796.

    13F-HR 0001578621-26-000093 filed by LMR Partners LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -35,000 shares

    13F-HR 0002069324-25-000006 filed by LMR Partners LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

    Exited: the 13F for this period no longer lists the position.

  4. period ended2025-03-31
    13F 35,000 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $992,250.

    13F-HR 0001578621-25-000009 filed by LMR Partners LLP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).